how much do car bike racks cost

Strap-on trunk mounts or rather a trunk bike rack is the least expensive bike-carrier option. They typically cost between $40 and $100, although some racks can cost upwards of $300 to $600. A trunk rack attaches to a cars trunk by means of rack straps that are attached to the carrier's frame, or attached to the car's trunk, hatchback, or rear bumper.